Basics, Online Textbooks and Tutorials

• College Physics for Students of Chemistry and Biology - http://www.rwc.uc.edu/koehler/biophys/text.html
  An online textbook for non-Physics majors.
• Einsteinlight - http://www.phys.unsw.edu.au/einsteinlight/
  A very well executed site on concepts of relativity from Galileo to Maxwell to Einstein. This beautifully done Web page provides excellent graphics and useful background information.
• The Elegant Universe - http://www.pbs.org/wgbh/nova/elegant/
  From string theory to multiple dimensions, this Web site includes video from the three hour PBS Nova program on the Universe.
• Fear of Physics - http://www.fearofphysics.com/
  "An interactive, visual, and non-technical site that shows some laws of physics in action."
• Flash Animations for Physics
  http://faraday.physics.utoronto.ca/GeneralInterest/Harrison/Flash/
  This site uses flash animations to illustrate physics concepts.
• Help for Physics Students - http://www.dctech.com/physics/student_help.php
  Well organized and thorough.
• How Things Work - http://howthingswork.virginia.edu/
  Explains the Physics of everyday life.
• Hyper-Physics - http://hyperphysics.phy-astr.gsu.edu/hbase/hph.html
  A great online textbook.
• PhET, Physics Education Technology -
  http://phet-web.colorado.edu/web-pages/index.html
  Clear, visually rich examples of physics concepts such as work, energy and power or sound and waves etc. An outstanding Web page.
• The Physics Classroom - http://www.physicsclassroom.com/
  Tutorials, visualizations etc. for beginning Physics students.
• Physics Homework Help - http://tutor4physics.com/
  An impressive and helpful site.

Constants etc.

• Fundamental Physical Constants -
  http://www.chemie.fu-berlin.de/chemistry/general/constants_en.html
• The Laws List - http://www.alcyone.com/max/physics/laws/
  "Laws, rules, principles, effects, paradoxes, limits, constants, experiments, & thought-experiments in physics."
• NIST Physical Reference Data - http://physics.nist.gov/PhysRefData/contents.html
• Physics Formulary - http://www.xs4all.nl/~johanw/contents.html
  "An extensive list of physics formulae from basic mechanics to quantum field theory."
• Physics Homework Help: Formulas - http://tutor4physics.com/formulas.htm
• Physics Reference Constants - http://www.alcyone.com/max/reference/physics/constants.html

Links to Reliable Web Sites

• Best Information on the Net: Physics - http://library.sau.edu/bestinfo/Majors/Physics/phyindex.htm
  A useful list of annotated links.
• Frank Potter's Science Gems - http://www.sciencegems.com/
  Scroll down to find the excellent Physical Sciences links.
• Galaxy Science: Physics - http://galaxy.einet.net/galaxy/Science/Physics.html
  A lengthy list of annotated links.
• A List of Some Other Educational Resources in Astronomy, Geology and Physics
  http://www.montgomerycollege.edu/Departments/planet/planet/Edu-res.htm
  A helpful and lengthy list of links from Dr. Harold Williams of the Takoma Park Campus.
• PSIgate: Physical Sciences Information Gateway - http://www.psigate.ac.uk/newsite/
• Welder Library Physics Links - http://it.umary.edu/Library/Research/www_subjects/physics.html
  Links subdivided by sub-discipline.
• Yahoo Physics - http://dir.yahoo.com/Science/Physics/
  A well organized set of useful links.